[INFO] fetching crate hyperjson 0.2.4...
[INFO] checking hyperjson-0.2.4 against master#893fadd11a52aa26fc19c67ee1b79f03d6a1bed3 for pr-77153
[INFO] extracting crate hyperjson 0.2.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate hyperjson 0.2.4 on toolchain 893fadd11a52aa26fc19c67ee1b79f03d6a1bed3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1/source/.cargo/config
[INFO] started tweaking crates.io crate hyperjson 0.2.4
[INFO] finished tweaking crates.io crate hyperjson 0.2.4
[INFO] tweaked toml for crates.io crate hyperjson 0.2.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ae2d93478a10ba2ef7b4e81e8bf8312270bf870d933780d24c2e919128f65c9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4ae2d93478a10ba2ef7b4e81e8bf8312270bf870d933780d24c2e919128f65c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ae2d93478a10ba2ef7b4e81e8bf8312270bf870d933780d24c2e919128f65c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ae2d93478a10ba2ef7b4e81e8bf8312270bf870d933780d24c2e919128f65c9", kill_on_drop: false }`
[INFO] [stdout] 4ae2d93478a10ba2ef7b4e81e8bf8312270bf870d933780d24c2e919128f65c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2463e9e10b00867c760cdb69fa68df799d62994aa4a90a6de4fd0eb09178864
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e2463e9e10b00867c760cdb69fa68df799d62994aa4a90a6de4fd0eb09178864", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling unindent v0.1.6
[INFO] [stderr]    Compiling inventory v0.1.9
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking miniz_oxide v0.4.2
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pyo3-derive-backend v0.8.5
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling inventory-impl v0.1.9
[INFO] [stderr]    Compiling ctor v0.1.16
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling pyo3cls v0.8.5
[INFO] [stderr]     Checking indoc v0.3.6
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]    Compiling pyo3 v0.8.5
[INFO] [stderr]     Checking hyperjson v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "e2463e9e10b00867c760cdb69fa68df799d62994aa4a90a6de4fd0eb09178864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2463e9e10b00867c760cdb69fa68df799d62994aa4a90a6de4fd0eb09178864", kill_on_drop: false }`
[INFO] [stdout] e2463e9e10b00867c760cdb69fa68df799d62994aa4a90a6de4fd0eb09178864